Finding the Fourth Proportional to 245,368.05, 368,052.07 and 67,870.44
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Solution
The fourth proportional to 245,368.05, 368,052.07 and 67,870.44 is: 101,805.66
Step by Step Solution
- Step 1: Write the proportion equation
245,368.05 : 368,052.07 = 67,870.44 : x - Step 2: Convert to fraction form
245,368.05/368,052.07 = 67,870.44/x - Step 3: Cross multiply
245,368.05x = 368,052.07 × 67,870.44 - Step 4: Simplify right side
245,368.05x = 24,979,855,933.81 - Step 5: Solve for x
x = 24,979,855,933.81/245,368.05 - Step 6: Final answer
x = 101,805.66
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.